# -*- coding: utf-8 -*-

# Define here the models for your scraped items
#
# See documentation in:
# http://doc.scrapy.org/en/latest/topics/items.html

#import scrapy
#from scrapy.linkextractors import LinkExtractor
from scrapy.item import Item, Field

class TutorialItem(Item):#定义结构化数据
    title = Field()  #实例化Field类
    author = Field()
    releasedate = Field()